Research Article

Estimates of Prevalence of Pulmonary Hypertension according to Different International Definitions

Table 6

Diagnosis-wise prevalence and severity of pulmonary hypertension (mPAP ≥ 20 mmHg).

DiagnosisTotal, n = 239No pulmonary hypertension (n = 110)Mild pulmonary hypertension (n = 75)Moderate + severe pulmonary hypertension (n = 30)
No.%No.%No.%

HP773748.12937.71114.3
CTD-ILD754256.02533.3810.7
Sarcoidosis301963.3620.0516.7
IPF382052.61334.2513.2
Non-IPF IIP5480.0120.000.0
Others14750.0642.917.1

χ2 = 6.168; . CTD-ILD, connective tissue disease-related interstitial lung disease; IPF, idiopathic pulmonary fibrosis; IIP, idiopathic interstitial pneumonia.